ASN AS53840 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53840?

AS53840 is listed under CENTRAL COAST INTERNET.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS53840 CENTRAL COAST INTERNET

ASN Lookup Tool

CENTRAL COAST INTERNET centralcoastinternet.com

US 3 Routes

AS Data

AS53840

AS53840 – CENTRAL COAST INTERNET

AS Number	53840
AS Name	AS-CCI1
Organization	CENTRAL COAST INTERNET (bl-741)
Country	US
Website	centralcoastinternet.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2011-07-08

ASN Intelligence API for production workflows

Use ASN data for AS53840 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
12.164.174.0/24	AS53840	CENTRAL COAST INTERNET	ACC CENTRAL COAST INTERNET	256
12.12.157.0/24	AS53840	CENTRAL COAST INTERNET	AT&T Enterprises, LLC	256
12.0.120.0/24	AS53840	CENTRAL COAST INTERNET	ACC CENTRAL COAST INTERNET	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       53840
ASName:         AS-CCI1
ASHandle:       AS53840
RegDate:        2011-07-08
Updated:        2024-01-04
Ref:            https://rdap.arin.net/registry/autnum/53840


OrgName:        CENTRAL COAST INTERNET
OrgId:          BL-741
Address:        5961 FAIRVIEW RD
City:           HOLLISTER
StateProv:      CA
PostalCode:     95023-9334
Country:        US
RegDate:        2018-08-15
Updated:        2021-09-26
Comment:        http://www.centralcoastinternet.comoast
Comment:        Hours 8am-7pm Pacific Time 831-630-9361
Comment:        info@centralcoastinternet.com 24/7
Ref:            https://rdap.arin.net/registry/entity/BL-741


OrgDNSHandle: BROCK212-ARIN
OrgDNSName:   Brock, Patricia 
OrgDNSPhone:  +1-831-630-9361 
OrgDNSEmail:  trish@centralcoastinternet.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/BROCK212-ARIN

OrgTechHandle: BROCK212-ARIN
OrgTechName:   Brock, Patricia 
OrgTechPhone:  +1-831-630-9361 
OrgTechEmail:  trish@centralcoastinternet.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BROCK212-ARIN

OrgAbuseHandle: BROCK212-ARIN
OrgAbuseName:   Brock, Patricia 
OrgAbusePhone:  +1-831-630-9361 
OrgAbuseEmail:  trish@centralcoastinternet.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/BROCK212-ARIN

OrgRoutingHandle: BROCK212-ARIN
OrgRoutingName:   Brock, Patricia 
OrgRoutingPhone:  +1-831-630-9361 
OrgRoutingEmail:  trish@centralcoastinternet.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/BROCK212-ARIN

OrgNOCHandle: BROCK212-ARIN
OrgNOCName:   Brock, Patricia 
OrgNOCPhone:  +1-831-630-9361 
OrgNOCEmail:  trish@centralcoastinternet.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/BROCK212-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "53840",
    "as_handle" : "AS53840",
    "as_name" : "AS-CCI1",
    "admin_contacts" : [ "BROCK212-ARIN" ],
    "tech_contacts" : [ "BROCK212-ARIN", "BROCK212-ARIN" ],
    "abuse_contacts" : [ "BROCK212-ARIN" ],
    "date_created" : "2011-07-08",
    "date_updated" : "2024-01-04",
    "source" : "https://rdap.arin.net/registry/autnum/53840"
  } ],
  "organization" : {
    "handle" : "BL-741",
    "name" : "CENTRAL COAST INTERNET",
    "address" : [ "5961 FAIRVIEW RD", "HOLLISTER", "CA", "95023-9334", "US" ],
    "street" : "Fairview Rd",
    "city" : "Hollister",
    "state" : "CA",
    "zip_code" : "95023-9334",
    "country" : [ "US" ],
    "date_created" : "2018-08-15",
    "date_updated" : "2021-09-26",
    "source" : "https://rdap.arin.net/registry/entity/BL-741",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "BROCK212-ARIN",
    "name" : "Brock, Patricia",
    "email" : [ "trish@centralcoastinternet.com" ],
    "phone" : [ "+1-831-630-9361" ],
    "source" : "https://rdap.arin.net/registry/entity/BROCK212-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "BROCK212-ARIN",
    "name" : "Brock, Patricia",
    "email" : [ "trish@centralcoastinternet.com" ],
    "phone" : [ "+1-831-630-9361" ],
    "source" : "https://rdap.arin.net/registry/entity/BROCK212-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "BROCK212-ARIN",
    "name" : "Brock, Patricia",
    "email" : [ "trish@centralcoastinternet.com" ],
    "phone" : [ "+1-831-630-9361" ],
    "source" : "https://rdap.arin.net/registry/entity/BROCK212-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US